54218167 has 2 divisors, whose sum is σ = 54218168. Its totient is φ = 54218166.

The previous prime is 54218159. The next prime is 54218183. The reversal of 54218167 is 76181245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54218167 - 2³ = 54218159 is a prime.

It is equal to p_3238378 and since 54218167 and 3238378 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54218467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27109083 + 27109084.

It is an arithmetic number, because the mean of its divisors is an integer number (27109084).

Almost surely, 2^54218167 is an apocalyptic number.

54218167 is a deficient number, since it is larger than the sum of its proper divisors (1).

54218167 is an equidigital number, since it uses as much as digits as its factorization.

54218167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 34.

The square root of 54218167 is about 7363.2986493826. The cubic root of 54218167 is about 378.4846554312.

The spelling of 54218167 in words is "fifty-four million, two hundred eighteen thousand, one hundred sixty-seven".